WESTERN, D. A look at elephant and rhino conservation problems and progress. Pachyderm, [S. l.], v. 4, n. 1, p. 3–4, 1984. DOI: 10.69649/pachyderm.v4i1.593. Disponível em: https://pachydermjournal.org/index.php/pachyderm/article/view/593. Acesso em: 23 apr. 2026.